spring perch

基本解释

• [交通运输工程]弹簧夹具

英汉例句

权威例句

• That means it'll be more costly to GMAC to borrow funds to finance its loan engine than if the auto lender had climbed back to investment grade status, a perch it hasn't occupied since last spring.
  FORBES: Still In The Junkyard

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词组短语

短语

• Pneumatic spring perch 气动弹簧夹具

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专业释义

交通运输工程

• 弹簧夹具